Lock escutcheon



FIG. 1 is a perspective view of a lock escutcheon in accordance with the design;

FIG. 2 is a front view thereof;

FIG. 3 is a left view thereof;

FIG. 4 is a right view thereof;

FIG. 5 is a top view thereof; and,

FIG. 6 is a bottom view thereof.

Disclosure of only the surfaces of the lock escutcheon that are visible during use (no rear view or description necessary). 

CLAIM The ornamental design for a lock escutcheon, as shown and described. 